Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from Boston to the United Kingdom from £148

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to the United Kingdom departing on 8/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Voted winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Boston to the United Kingdom

Cheap return flights

Logo
19:15 - 16:45BOS-EDI
16h 30m2 stops
Logo
07:50 - 17:50EDI-BOS
15h 00m2 stops
£326
Find Deal
fr., 5 sep. - ma., 8 sep.
Logo
17:30 - 06:50BOS-EDI
8h 20m1 stop
Logo
08:00 - 18:55EDI-BOS
15h 55m1 stop
£328
Find Deal
ma., 20 okt. - sø., 2 nov.
Virgin Atlantic Logo
22:45 - 10:30BOS-LHR
6h 45mdirect
Virgin Atlantic Logo
09:00 - 20:20LHR-BOS
16h 20m1 stop
£339Virgin Atlantic
Find Deal
ti., 23 sep. - to., 25 sep.
Aer Lingus Logo
19:25 - 09:15BOS-LHR
8h 50m1 stop
Aer Lingus Logo
10:00 - 16:50LHR-BOS
11h 50m1 stop
£344Aer Lingus
Find Deal
to., 8 jan. - fr., 16 jan.
Aer Lingus Logo
18:35 - 09:05BOS-LHR
9h 30m1 stop
Aer Lingus Logo
09:50 - 14:40LHR-BOS
9h 50m1 stop
£345Aer Lingus
Find Deal
ma., 6 okt. - ti., 21 okt.
Icelandair Logo
23:35 - 14:40BOS-LGW
10h 05m1 stop
Icelandair Logo
15:40 - 18:50LGW-BOS
32h 10m1 stop
£354Icelandair
Find Deal
ti., 7 okt. - to., 16 okt.
British Airways Logo
15:59 - 11:15BOS-LHR
14h 16m1 stop
British Airways Logo
11:25 - 19:50LHR-BOS
13h 25m1 stop
£359British Airways
Find Deal
lø., 18 okt. - sø., 23 nov.
Icelandair Logo
23:35 - 14:40BOS-LGW
10h 05m1 stop
Icelandair Logo
15:40 - 18:50LGW-BOS
32h 10m1 stop
£359Icelandair
Find Deal
ti., 9 sep. - ti., 30 sep.
British Airways Logo
13:00 - 08:10BOS-LGW
14h 10m1 stop
British Airways Logo
14:45 - 22:19LGW-BOS
12h 34m1 stop
£361British Airways
Find Deal
fr., 3 okt. - sø., 12 okt.
Virgin Atlantic Logo
20:15 - 19:40BOS-LCY
18h 25m1 stop
Virgin Atlantic Logo
10:00 - 22:30LCY-BOS
17h 30m2 stops
£386Virgin Atlantic
Find Deal
on., 24 sep. - fr., 26 sep.

Lufthansa flights from Boston to United Kingdom

Our best Lufthansa deals on Boston to United Kingdom flight tickets
Lufthansa
14 Nov
BOS20:40Boston Logan Intl
15h 20m
1 stop
BHX17:00Birmingham
16 Nov
BHX06:00Birmingham
12h 25m
1 stop
BOS13:25Boston Logan Intl
£345
Find similar
Lufthansa
1 Sept
BOS20:05Boston Logan Intl
14h 35m
1 stop
LHR15:40London Heathrow
7 Sept
LHR09:00London Heathrow
13h 40m
1 stop
BOS17:40Boston Logan Intl
£352
Find similar
Lufthansa
2 Sept
BOS17:50Boston Logan Intl
13h 30m
1 stop
GLA12:20Glasgow Intl
4 Sept
GLA06:10Glasgow Intl
16h 30m
2 stops
BOS17:40Boston Logan Intl
£364
Find similar

SWISS flights from Boston to United Kingdom

Our best SWISS deals on Boston to United Kingdom flight tickets
SWISS
9 Sept
BOS21:40Boston Logan Intl
15h 10m
1 stop
LGW17:50London Gatwick
16 Sept
LGW18:35London Gatwick
25h 50m
1 stop
BOS15:25Boston Logan Intl
£365
Find similar
SWISS
4 Sept
BOS21:40Boston Logan Intl
15h 10m
1 stop
LHR17:50London Heathrow
9 Sept
LHR13:45London Heathrow
11h 10m
1 stop
BOS19:55Boston Logan Intl
£368
Find similar
SWISS
11 Sept
BOS17:05Boston Logan Intl
10h 45m
1 stop
LCY08:50London City
15 Sept
LCY18:05London City
30h 50m
1 stop
BOS19:55Boston Logan Intl
£388
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Boston to United Kingdom that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 279,928 searches. Data last updated 26 august 2025.
Use the filters below to find and compare flights from Boston to the United Kingdom that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BostonEdinburgh

BOS - EDI

BOSEDI

Boston Logan Intl

fr. 5/9

19:15-16:45

2 stops16h 30m

Edinburgh Turnhouse

ma. 8/9

07:50-17:50

2 stops15h 00m

£326

BostonEdinburgh

BOS - EDI

BOSEDI

Boston Logan Intl

ma. 20/10

17:30-06:50

1 stop8h 20m

Edinburgh Turnhouse

sø. 2/11

08:00-18:55

1 stop15h 55m

£328

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

ti. 23/9

22:45-10:30

Nonstop6h 45m

London Heathrow

to. 25/9

09:00-20:20

1 stop16h 20m

£339

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

to. 8/1

19:25-09:15

1 stop8h 50m

London Heathrow

fr. 16/1

10:00-16:50

1 stop11h 50m

£344

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

ma. 6/10

18:35-09:05

1 stop9h 30m

London Heathrow

ti. 21/10

09:50-14:40

1 stop9h 50m

£345

BostonLondon

BOS - LGW

BOSLGW

Boston Logan Intl

ti. 7/10

23:35-14:40

1 stop10h 05m

London Gatwick

to. 16/10

15:40-18:50

1 stop32h 10m

£354

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

lø. 18/10

15:59-11:15

1 stop14h 16m

London Heathrow

sø. 23/11

11:25-19:50

1 stop13h 25m

£359

BostonLondon

BOS - LGW

BOSLGW

Boston Logan Intl

ti. 9/9

23:35-14:40

1 stop10h 05m

London Gatwick

ti. 30/9

15:40-18:50

1 stop32h 10m

£359

BostonLondon

BOS - LGW

BOSLGW

Boston Logan Intl

fr. 3/10

13:00-08:10

1 stop14h 10m

London Gatwick

sø. 12/10

14:45-22:19

1 stop12h 34m

£361

BostonLondon

BOS - LCY

BOSLCY

Boston Logan Intl

on. 24/9

20:15-19:40

1 stop18h 25m

London City

fr. 26/9

10:00-22:30

2 stops17h 30m

£386

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to the United Kingdom from

How to get the cheapest flight ticket from Boston to United Kingdom

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to United Kingdom?

The cheapest month to fly to United Kingdom from Boston is in January. Flight prices, which tend to average around £402, are often lower during this time because this is during the off-season. If you are unable to visit United Kingdom during the month of January, then departing from Boston during the month February is also very affordable. Most momondo users find prices during this month for around £405.

What is the cheapest day to depart on your flight to United Kingdom?

The cheapest day to depart from Boston to United Kingdom is on a Monday. Travellers who choose to depart for United Kingdom on a Monday will often find tickets for as low as £475. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Boston to United Kingdom for around £569.

What is the cheapest time of day to depart on your flight to United Kingdom?

The cheapest time of day to fly to United Kingdom is in the evening when flights can be purchased for as low as £496. Try not to purchase tickets in the afternoon because they tend to be around £606. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Boston Logan Intl to United Kingdom flight route?

Fly from Boston Logan Intl to London Heathrow for the best Boston Logan Intl - United Kingdom flight prices

How far in advance should I book a flight to United Kingdom?

You are more likely to see cheaper flights to United Kingdom from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to United Kingdom for around £477 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to United Kingdom from Boston for as low as £446 on momondo.

What cabin class options are available on Boston Logan Intl to United Kingdom flights?

There are 4 cabin classes available to choose from on Boston Logan Intl to United Kingdom flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Boston to United Kingdom flights?

You could potentially save up to 3% on your flight if you consider stops on a Boston to United Kingdom flight.

Cheap Boston to United Kingdom flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to United Kingdom

Best price found

£165

Fastest flight time

6h 12m

Direct flights

Every day

Airports in United Kingdom

2 airports
The best one-way flight to United Kingdom from Boston in the past 72 hours is £165. The best return flight deal from Boston to United Kingdom found on momondo in the last 72 hours is £342.
The fastest flight from Boston to United Kingdom takes 6h 12m
Direct flights go from Boston to United Kingdom every day.
There are 2 airports near United Kingdom: London Heathrow (LHR), Edinburgh Turnhouse (EDI)
Search flight deals

  • When did momondo last update prices for flights from Boston Logan Intl Airport to United Kingdom?

    Prices for flights from Boston Logan Intl Airport to United Kingdom are refreshed on a daily basis.

  • How many operators does momondo search for flights from Boston Logan Intl Airport to United Kingdom?

  • How old do you have to be to fly from Boston Logan Intl Airport to United Kingdom?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Boston Logan Intl Airport to United Kingdom.

  • What documentation or ID do you need to fly to United Kingdom?

    The necessary travel and health documents for your United Kingdom trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Boston to United Kingdom?

Best airlines flying from Boston to United Kingdom

Compare and see reviews for airlines that fly from Boston to United Kingdom with momondo
Airline
Rating
Free Cancellation
Price
Air FrancePriceFrom £229Free CancellationRating
7.4
1,469 reviews
Search Air France flights
IcelandairPriceFrom £257Free CancellationRating
7.0
533 reviews
Search Icelandair flights
Virgin AtlanticPriceFrom £275Free CancellationRating
7.4
658 reviews
Search Virgin Atlantic flights
British AirwaysPriceFrom £306Free CancellationRating
6.7
7,309 reviews
Search British Airways flights
KLMPriceFrom £322Free CancellationRating
7.8
1,387 reviews
Search KLM flights
JetBluePriceFrom £352Free CancellationRating
7.2
2,918 reviews
Search JetBlue flights
Aer LingusPriceFrom £380Free CancellationRating
7.2
1,237 reviews
Search Aer Lingus flights
IberiaPriceFrom £405Free CancellationRating
7.0
2,891 reviews
Search Iberia flights

Why use momondo?

Why should I use momondo to find a flight deal from Boston to United Kingdom?

Finding the right flight to United Kingdom from Boston is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to United Kingdom quick and easy, saving you time and money.

Can I find flights from Boston to United Kingdom with flexible booking policies on momondo?

Yes. All flights to United Kingdom from Boston on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Boston to United Kingdom?

momondo helps you find the best flight between Boston and United Kingdom by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Boston to United Kingdom right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Boston to United Kingdom flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your United Kingdom trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
sø. 31/8
sø. 7/9
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United Kingdom

Popular Cities in the United Kingdom

Popular flights according to clicks in the last 7 days on momondo
Flights to Londonfrom £28
Flights to Manchesterfrom £30
Flights to Birminghamfrom £30
Flights to Edinburghfrom £27
Flights to Belfastfrom £28
Flights to Glasgowfrom £30
Flights to Bristolfrom £20
Flights to Newcastle upon Tynefrom £34
Flights to Aberdeenfrom £48
Flights to Liverpoolfrom £31
Flights to Leedsfrom £37
Flights to Invernessfrom £36